/* Base styles */
:root {
    --primary-color: #3498db;
    --secondary-color: #2980b9;
    --accent-color: #f39c12;
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
    --danger-color: #e74c3c;
    --info-color: #3498db;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --gray-color: #6c757d;
    --border-color: #dee2e6;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f4f7fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1, h2, h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

/* Header styles */
header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

header h1 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

header p {
    color: var(--gray-color);
}

/* Main content sections */
main {
    display: block;
    width: 100%;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.documents-section {
    grid-column: 1 / -1; /* Span all columns */
}

section {
    background-color: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

section h2 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

/* Upload area styles */
.upload-container {
    margin-bottom: 1.5rem;
}

.upload-area {
    border: 2px dashed var(--primary-color);
    border-radius: 8px;
    padding: 3rem 1.5rem;
    text-align: center;
    transition: background-color 0.3s ease;
}

.upload-area:hover {
    background-color: rgba(52, 152, 219, 0.05);
}

.upload-area i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.upload-area p {
    margin-bottom: 0.5rem;
    color: var(--gray-color);
}

.file-info {
    margin-top: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.file-details {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.file-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.file-name {
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.file-size {
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Buttons */
.button {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
    text-decoration: none;
}

.button:hover {
    background-color: var(--secondary-color);
}

.upload-button {
    background-color: var(--success-color);
}

.upload-button:hover {
    background-color: #27ae60;
}

.cancel-button {
    background-color: var(--gray-color);
    margin-left: 0.5rem;
}

.cancel-button:hover {
    background-color: #5a6268;
}

/* Documents list */
.documents-list {
    list-style: none;
}

.document-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-bottom: 0.5rem;
    transition: background-color 0.3s ease;
}

.document-item:hover {
    background-color: #f8f9fa;
}

.document-info {
    display: flex;
    align-items: center;
}

.document-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.document-name {
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.document-date {
    color: var(--gray-color);
    font-size: 0.9rem;
}

.document-actions {
    display: flex;
    gap: 0.5rem;
}

.action-button {
    font-size: 1rem;
    padding: 0.25rem 0.5rem;
}

.view-button {
    background-color: var(--info-color);
}

.view-button:hover {
    background-color: #2980b9;
}

.resubmit-button {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.resubmit-button:hover {
    background-color: #f39c12;
}

/* Report section */
.report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.report-container {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

/* Summary section in report */
.summary {
    background-color: #e9f7ef;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--success-color);
}

.applied-standards {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background-color: #f8f9fa;
    border-radius: 5px;
    border-left: 3px solid var(--info-color);
}

.applied-standards h4 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1rem;
    color: #495057;
}

.standards-list {
    margin: 0 0 0 1.5rem;
    padding: 0;
}

.standards-list li {
    margin-bottom: 0.25rem;
}

/* Issues section in report */
.issues-container {
    margin-top: 1.5rem;
}

.issue {
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 8px;
    background-color: #f8f9fa;
    border-left: 4px solid var(--gray-color);
}

.issue.critical {
    background-color: #fdedec;
    border-left-color: var(--danger-color);
}

.issue.major {
    background-color: #fef9e7;
    border-left-color: var(--warning-color);
}

.issue.minor {
    background-color: #eafaf1;
    border-left-color: var(--success-color);
}

.issue.info {
    background-color: #ebf5fb;
    border-left-color: var(--info-color);
}

.issue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.issue-section {
    font-weight: bold;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    color: white;
}

.badge.critical {
    background-color: var(--danger-color);
}

.badge.major {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.badge.minor {
    background-color: var(--success-color);
}

.badge.info {
    background-color: var(--info-color);
}

.issue-description {
    margin-bottom: 0.5rem;
}

.issue-recommendation {
    background-color: #f8f9fa;
    padding: 0.75rem;
    border-radius: 4px;
    font-style: italic;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.loading-overlay p {
    color: white;
    font-size: 1.2rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Stats display */
.stats-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.stat-box {
    flex: 1;
    min-width: 100px;
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.stat-label {
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Score display */
.score-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.score-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    font-weight: bold;
    color: white;
    background-color: var(--success-color);
    margin-right: 1rem;
}

.score-label {
    font-size: 1.2rem;
    font-weight: bold;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Standards section */
.standards-section {
    background-color: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.standards-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.standards-header p {
    color: var(--gray-color);
    margin: 0;
}

.standards-upload {
    margin-bottom: 1.5rem;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    padding: 1rem;
}

.standards-list-container {
    max-height: 300px;
    overflow-y: auto;
}

.standards-list {
    list-style: none;
}

.standard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.standard-info {
    display: flex;
    align-items: center;
}

.standard-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.standard-name {
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.standard-description {
    color: var(--gray-color);
    font-size: 0.9rem;
}

.standard-requirements {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.standard-actions {
    display: flex;
    gap: 0.5rem;
}

.no-standards {
    color: var(--gray-color);
    text-align: center;
    padding: 2rem 0;
}

/* Modal styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.modal-content {
    background-color: white;
    border-radius: 8px;
    width: 80%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
}

.close-button {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-color);
}

.modal-body {
    padding: 1.5rem;
}

.standard-detail-header {
    margin-bottom: 1.5rem;
}

.standard-detail-header h3 {
    margin-bottom: 0.5rem;
}

.standard-requirements-list {
    margin-top: 1.5rem;
}

.standard-requirements-list h4 {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.requirement-item {
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 4px;
    background-color: #f8f9fa;
}

.requirement-item.critical {
    border-left: 4px solid var(--danger-color);
}

.requirement-item.major {
    border-left: 4px solid var(--warning-color);
}

.requirement-item.minor {
    border-left: 4px solid var(--success-color);
}

.requirement-item.info {
    border-left: 4px solid var(--info-color);
}

.requirement-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.requirement-id {
    font-weight: bold;
    color: var(--gray-color);
}

.requirement-description {
    margin-bottom: 0.5rem;
}

.requirement-details {
    font-size: 0.9rem;
    color: var(--gray-color);
    padding: 0.5rem;
    background-color: #f1f1f1;
    border-radius: 4px;
}

/* Responsive design */
@media (max-width: 992px) {
    .main-grid {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        max-height: 90vh;
    }
}

@media (max-width: 768px) {
    .document-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .document-actions {
        margin-top: 1rem;
        align-self: flex-end;
    }

    .stats-container {
        flex-direction: column;
    }

    .stat-box {
        margin-bottom: 0.5rem;
    }

    .standard-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .standard-actions {
        margin-top: 1rem;
        align-self: flex-end;
    }
}